Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Robert H. Hamilton | The Gift Certificate Center | 2 |
| 2 | William K. O'Connor | US Dept of Energy | 1 |
| 2 | David N. Nilsen | The United States Of America | 1 |
| 2 | John Josh France | — | 1 |
Part of Oregon
5 patents · 4 inventors · 0.4/1k pop.
Ranked #6,932 of 24,315 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Robert H. Hamilton | The Gift Certificate Center | 2 |
| 2 | William K. O'Connor | US Dept of Energy | 1 |
| 2 | David N. Nilsen | The United States Of America | 1 |
| 2 | John Josh France | — | 1 |
Part of Oregon